CN212481513U - Fresh air purification unit for clean operating room - Google Patents
Fresh air purification unit for clean operating room Download PDFInfo
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- CN212481513U CN212481513U CN202020960382.3U CN202020960382U CN212481513U CN 212481513 U CN212481513 U CN 212481513U CN 202020960382 U CN202020960382 U CN 202020960382U CN 212481513 U CN212481513 U CN 212481513U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The utility model relates to a fresh air purification unit for a clean operating room, which comprises an air handling unit, wherein the air inlet end of the air handling unit is provided with a fresh air inlet pipe and a return air inlet pipe, the air outlet end of the air handling unit is communicated with an air supply pipe, one end of the air supply pipe, which is far away from the air handling unit, is communicated with the operating room through a static pressure box provided with a high-efficiency filter, and the air handling unit comprises an air supply room, a sterilization transition room and a temperature and humidity adjusting room which are sequentially communicated; be provided with first sterilamp and atomizing shower in the transition room of disinfecting, the transition room of disinfecting is provided with the liquid reserve tank that is used for storing the antiseptic solution outward, is provided with the drawing liquid pump that is used for drawing the antiseptic solution in the liquid reserve tank on the liquid reserve tank, and the drawing liquid pump communicates with the atomizing shower through the pipeline. The utility model discloses can carry out disinfection and sterilization to the mixed air that lets in from operating room discharge and external environment, guarantee that the air keeps clean and safe when the operating room is discharged again through circulation system, promote air purification quality.
Description
Technical Field
The utility model belongs to the technical field of the air purification system technique and specifically relates to a clean fresh air purification unit for operating room is related to.
Background
With the continuous improvement and improvement of the condition, environment and medical quality of modern hospitals, the purification equipment is gradually equipped and applied to clean operating rooms and clean wards. In a clean operating room, the air purification technology is adopted to control microbial contamination to different degrees by adopting the purification equipment, so that the requirement that the air cleanliness in the space environment is suitable for various operations is met, the proper temperature and humidity are provided, and the creation of a clean and comfortable operating space environment is vital to the rehabilitation of patients.
The Chinese utility model patent with publication number CN206944401U discloses a fresh air purification system for a clean operating room, which comprises a fresh air unit, an air purification circulating unit and a first high-efficiency filter, wherein the first high-efficiency filter is arranged in the operating room; the fresh air unit comprises a second high-efficiency filter for filtering outdoor air, and the filtered fresh air is conveyed to the air purification circulating unit through the fresh air fan. During the use, outdoor air will be introduced to the new fan unit, and outdoor going air filters through the second high efficiency filter, accesss to the operating room after filtering, filters through first high efficiency filter, later discharges into the operating room and takes a breath, and the new air of discharging into the operating room squeezes the old air in the operating room into air purification circulating unit, accesss to the second high efficiency filter again along with air purification circulating unit and filters back and accesss to the operating room again and circulate.
The above prior art solutions have the following drawbacks: the air discharged into the air purification circulating unit from the operating room is filtered by the second high-efficiency filter and the first high-efficiency filter and then is discharged into the operating room again, and bacteria and viruses in the air are not effectively killed, so that the air purification quality is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a clean for operating room fresh air purification unit, it can carry out disinfection and sterilization to the mixed air that lets in from operating room discharge and external environment, keeps clean safety when guaranteeing the air and discharges into the operating room again through circulation system, promotes the air purification quality.
The above object of the present invention is achieved by the following technical solutions:
a fresh air purification unit for a clean operating room comprises an air handling unit, wherein a fresh air inlet pipe and a return air inlet pipe are arranged at an air inlet end of the air handling unit, an air outlet end of the air handling unit is communicated with an air supply pipe, one end, far away from the air handling unit, of the air supply pipe is communicated with the operating room through a static pressure box provided with a high-efficiency filter, and the air handling unit comprises an air supply chamber, a sterilization transition chamber and a temperature and humidity adjusting chamber which are sequentially communicated; the sterilizing transition chamber is internally provided with a first ultraviolet germicidal lamp and an atomizing spray pipe, the sterilizing transition chamber is externally provided with a liquid storage box for storing disinfectant, the liquid storage box is provided with a liquid pump for pumping disinfectant in the liquid storage box, and the liquid pump is communicated with the atomizing spray pipe through a pipeline.
By adopting the technical scheme, when the air handling unit works, the air supply chamber pumps outside air and old air in the operating room into the inner cavity of the air supply chamber for mixing to form new circulating air, and the circulating air is introduced into the sterilizing transition chamber for sterilization; the circulating air introduced into the sterilizing transition chamber is irradiated by the first ultraviolet germicidal lamp, and microorganisms such as bacteria, viruses and the like in a part of the circulating air receive the radiation of ultraviolet rays, so that the accounting function is destroyed to die; a part of microorganisms such as bacteria and viruses in the circulating air are contacted with the disinfectant sprayed by the atomizing spray pipe and killed by the disinfectant; the circulating air which is sterilized enters the temperature and humidity adjusting chamber to adjust the temperature and humidity, the adjusted circulating air enters the static pressure box through the blast pipe, is filtered again by the high-efficiency filter when entering the static pressure box, is decelerated by the static pressure box and uniformly enters the operating room, and the old circulating air in the operating room is extruded into the return air inlet pipe to be circulated again; the transition room that disappears of design carries out ultraviolet irradiation and disinfectant respectively through first sterilamp and atomizing shower and sprays, carries out disinfection and sterilization to the mixed air that lets in from operating room discharge and external environment and handles, and through the cooperation of two kinds of disinfection modes, promotes the quality of disappearing and killing, guarantees that the air keeps clean safety when the operating room is discharged again through circulation system, promotes air purification quality.
The present invention may be further configured in a preferred embodiment as: a fan is arranged in the air supply chamber, and an air outlet of the fan is communicated with the sterilizing transition chamber; and a constant temperature and humidity machine is arranged in the temperature and humidity adjusting chamber.
By adopting the technical scheme, the designed fan pumps the old air in the operating room back to the air supply room, pumps the external new air into the air supply room, and increases the kinetic energy of the air entering the air supply room, so that the air can enter the operating room again for circulation after being purified, thereby achieving the effects of improving the air purification efficiency and reducing the air purification cost, and being convenient to use; the designed constant temperature and humidity machine adjusts the temperature and the humidity of the circulating air, ensures that the temperature and the humidity of the air entering an operating room are always uniform and constant, reduces the influence of the fluctuation of the temperature and the humidity of the air on the operation, and ensures the safety of the operation.
The present invention may be further configured in a preferred embodiment as: the sterilizing transition chamber is communicated with the temperature and humidity adjusting chamber through a dehumidifier, and a condensate recovery box is arranged on a liquid outlet pipe of the dehumidifier.
By adopting the technical scheme, the dehumidifier is designed to dehumidify the circulating air treated by the sterilizing transition chamber, so that the moisture content introduced when the circulating air is subjected to spray sterilization is reduced, the humidity of the circulating air is reduced, the treatment pressure of the temperature and humidity adjusting chamber is reduced, and the dehumidifier is convenient to use.
The present invention may be further configured in a preferred embodiment as: the fresh air inlet pipe is internally provided with a primary filter and a middle filter in sequence along the air inlet direction.
Through adopting above-mentioned technical scheme, the primary filter and the medium-effect filter of design carry out two-stage filtration to the outside air that newly gets into air cycle, reduce micronic dust, impurity content in the newly-entering air, reduce the processing pressure of air handling unit, guarantee circulating air's clean degree.
The present invention may be further configured in a preferred embodiment as: the first ultraviolet germicidal lamp and the atomization spray pipe are provided with a plurality of groups and are arranged on the top wall and the side wall of the sterilizing transition chamber in an array mode.
Through adopting above-mentioned technical scheme, the first ultraviolet ray of design and atomizing shower for when the air flows in killing the transition room, bacterium, the virus in the air can be fully killed, promote air purification quality.
The present invention may be further configured in a preferred embodiment as: the sterilizing transition chamber is characterized in that a control switch for controlling the opening and closing of the first ultraviolet germicidal lamp is arranged on the inspection chamber door of the sterilizing transition chamber, and when the inspection chamber door of the sterilizing transition chamber is in an opening state, the first ultraviolet germicidal lamp is closed.
Through adopting above-mentioned technical scheme, the control switch of design for the maintainer gets into to disappear when killing the transition room first sterilamp in the transition room keeps the state of extinguishing, avoids the ultraviolet ray direct irradiation maintainer that first sterilamp jetted out to produce the damage to the maintainer is healthy, guarantees to overhaul safety.
The present invention may be further configured in a preferred embodiment as: and a plurality of second ultraviolet germicidal lamps are arranged on one side, close to the air handling unit, in the return air inlet pipe.
Through adopting above-mentioned technical scheme, the disinfection of disinfecting is carried out to circulating air in advance to the second sterilamp of design, promotes to kill the quality, with the transition room cooperation of killing, reduces the virus and the bacterial content of the air that gets into in the operating room, promotes the air purification quality.
The present invention may be further configured in a preferred embodiment as: the air supply pipes are provided with a plurality of groups and are respectively communicated with different operating rooms through static pressure boxes, and all the air supply pipes are provided with control valves.
By adopting the technical scheme, the air treatment unit is public, resources are saved, maintenance is convenient, and the air treatment unit is convenient and practical on the premise of ensuring the air cleaning quality of the operating room to meet the composite requirement.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the designed sterilizing transition chamber is respectively subjected to ultraviolet irradiation and disinfectant spraying through the first ultraviolet sterilizing lamp and the atomizing spray pipe, mixed air discharged from an operating room and introduced into the external environment is subjected to sterilizing treatment, sterilizing quality is improved through the cooperation of two sterilizing modes, cleanness and safety of air are guaranteed when the air is discharged into the operating room again through the circulating system, and air purification quality is improved;
2. the designed dehumidifier dehumidifies the circulating air treated by the sterilizing transition chamber, reduces the moisture content introduced when the circulating air is subjected to spray sterilization, reduces the humidity of the circulating air, reduces the treatment pressure of the temperature and humidity adjusting chamber, and is convenient to use;
3. the designed primary filter and the middle-effect filter perform two-stage filtration on the outside air which enters the air circulation newly, so that the content of micro-dust and impurities in the newly-entered air is reduced, the processing pressure of an air processing unit is reduced, and the cleanness degree of the circulating air is ensured.
Drawings
FIG. 1 is a schematic view of the whole structure of a fresh air purification unit for clean operating rooms according to the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1, and is intended to show the internal structure of the air handling unit;
FIG. 3 is an enlarged partial schematic view of portion B of FIG. 1;
fig. 4 is a partially enlarged schematic view of a portion C in fig. 2.
In the figure, 1, an air handling unit; 11. an air supply chamber; 111. a fan; 12. a sterilizing transition chamber; 121. a first ultraviolet germicidal lamp; 122. an atomizing spray pipe; 123. a liquid storage tank; 124. a control switch; 1231. a liquid pump; 13. a temperature and humidity adjusting chamber; 131. a constant temperature and humidity machine; 2. a fresh air inlet pipe; 21. a primary filter; 22. a medium-efficiency filter; 3. an air return air inlet pipe; 31. a second ultraviolet germicidal lamp; 4. an air supply pipe; 41. a control valve; 5. a static pressure box; 51. a high efficiency filter; 6. a dehumidifier; 61. a condensate recovery tank.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a fresh air purification unit for clean operating room, including air handling unit 1, air handling unit 1 is including the blast chamber 11, the transition room 12, the humidity chamber 13 that adjusts the temperature that communicate in proper order of killing, wherein, the transition room 12 that disappears communicates through dehumidifier 6 with the humidity chamber 13 that adjusts the temperature.
Referring to fig. 2, a fresh air inlet pipe 2 and a return air inlet pipe 3 are installed on an air supply chamber 11 at an air inlet end of the air handling unit 1, a primary filter 21 and a secondary filter 22 are sequentially installed in the fresh air inlet pipe 2 along an air inlet direction, a plurality of second ultraviolet germicidal lamps 31 are installed in the return air inlet pipe 3 near one side of the air handling unit 1, and all the second ultraviolet germicidal lamps 31 are arranged at intervals along the air inlet direction of the return air inlet pipe 3. The blowing chamber 11 is also provided with a fan 111, and the air outlet of the fan 111 is communicated with the sterilizing transition chamber 12.
Referring to fig. 2, the sterilizing transition chamber 12 is provided with a first ultraviolet germicidal lamp 121 and an atomizing spray pipe 122, the atomizing spray pipe 122 is provided with a plurality of atomizing spray heads, the first ultraviolet germicidal lamp 121 and the atomizing spray pipe 122 are provided with a plurality of groups, and are arranged in an array on the top wall and the side wall of the sterilizing transition chamber 12. The welding has the loading board on the transition room 12 outer wall of disinfecting and killing, has placed the liquid reserve tank 123 that is used for storing the antiseptic solution on the loading board, installs the drawing liquid pump 1231 that is used for drawing antiseptic solution in the liquid reserve tank 123 on the liquid reserve tank 123, and the inlet of drawing liquid pump 1231 passes through pipeline and liquid reserve tank 123 inner chamber intercommunication, and the drain pipe of drawing liquid pump 1231 passes through the pipeline intercommunication with atomizing shower 122. The control switch 124 for controlling the on-off of the first ultraviolet germicidal lamp 121 is installed on the access door of the sterilizing transition chamber 12, and when the access door of the sterilizing transition chamber 12 is in an open state, the first ultraviolet germicidal lamp 121 is turned off.
Referring to fig. 3, the dehumidifier 6 is fixed on the side of the sterilizing transition chamber 12 far from the blast chamber 11 by bolts, a condensate recovery box 61 is installed on the side wall of the dehumidifier 6, and a liquid outlet pipe of the dehumidifier 6 is inserted into the condensate recovery box 61.
Referring to fig. 1, 2 and 4, a constant temperature and humidity machine 131 is installed in the temperature and humidity adjusting chamber 13, a plurality of air supply pipes 4 communicated with the inner cavity of the temperature and humidity adjusting chamber 13 are installed on one side of the temperature and humidity adjusting chamber 13 away from the dehumidifier 6, and control valves 41 are installed on all the air supply pipes 4. One end of each blast pipe 4, which is far away from the temperature and humidity adjusting chamber 13, is communicated with a static pressure box 5, a high-efficiency filter 51 is arranged in the static pressure box 5, and each static pressure box 5 is respectively communicated with different operating rooms.
The implementation principle of the embodiment is as follows: when the air processing unit 1 works, the fan 111 pumps the outside air and the old air in the operating room into the inner cavity of the air supply room 11 to be mixed, the outside air is filtered by the primary filter 21 and the intermediate filter 22 in sequence when passing through the fresh air return pipe 2, the old air in the operating room is sterilized by ultraviolet irradiation of the second ultraviolet germicidal lamp when passing through the return air inlet pipe 3, and the new circulating air formed by mixing the outside air and the old air in the operating room pumped into the inner cavity of the air supply room 11 is introduced into the sterilizing transition room 12 to be sterilized.
The circulating air introduced into the sterilizing transition chamber 12 is irradiated by the first ultraviolet germicidal lamp 121, and microorganisms such as bacteria, viruses and the like in a part of the circulating air receive ultraviolet radiation, so that the accounting function is destroyed and killed; and part of microorganisms such as bacteria and viruses in the circulating air contact the disinfectant sprayed from the atomizing spray pipe 122 and are killed by the disinfectant.
The circulating air which finishes disinfection enters the dehumidifier, and in the process of passing through the dehumidifier, the moisture in the circulating air is condensed and gathered into water drops which are discharged into a condensation recycling box through a liquid outlet pipe of the dehumidifier for collection. The dehumidified circulating air enters the temperature and humidity adjusting chamber 13, the constant temperature and humidity machine 131 adjusts the temperature and humidity, the adjusted circulating air enters the static pressure box 5 through the blast pipe 4, is filtered again by the high-efficiency filter 51 when entering the static pressure box 5, is decelerated through the static pressure box 5, uniformly enters the operating room, and extrudes the old circulating air in the operating room into the return air inlet pipe 3 for recycling.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a clean fresh air purification unit for operating room, includes air handling unit (1), the air inlet end of air handling unit (1) is provided with fresh air-supply line (2) and return air-supply line (3), the air-out end intercommunication of air handling unit (1) has blast pipe (4), and air handling unit (1) one end is kept away from in blast pipe (4) through static pressure case (5) and the operating room intercommunication that are provided with high efficiency filter (51), its characterized in that: the air treatment unit (1) comprises an air supply chamber (11), a sterilization transition chamber (12) and a temperature and humidity adjusting chamber (13) which are communicated in sequence; be provided with first sterilamp (121) and atomizing shower (122) in the transition room of disinfecting and killing (12), the transition room of disinfecting and killing (12) is provided with liquid reserve tank (123) that are used for storing the antiseptic solution outward, be provided with drawing liquid pump (1231) that are used for drawing the antiseptic solution in liquid reserve tank (123) on liquid reserve tank (123), drawing liquid pump (1231) with atomizing shower (122) pass through the pipeline intercommunication.
2. The clean fresh air purification unit for operating rooms of claim 1, wherein: a fan (111) is arranged in the air supply chamber (11), and an air outlet of the fan (111) is communicated with the sterilizing transition chamber (12); a constant temperature and humidity machine (131) is arranged in the temperature and humidity adjusting chamber (13).
3. The clean fresh air purification unit for operating rooms of claim 1, wherein: the sterilizing transition chamber (12) is communicated with the temperature and humidity adjusting chamber (13) through a dehumidifier (6), and a condensate recovery box (61) is arranged on a liquid outlet pipe of the dehumidifier (6).
4. The clean fresh air purification unit for operating rooms of claim 1, wherein: the fresh air inlet pipe (2) is internally provided with a primary filter (21) and a middle filter (22) in sequence along the air inlet direction.
5. The clean fresh air purification unit for operating rooms of claim 1, wherein: the first ultraviolet germicidal lamp (121) and the atomizing spray pipe (122) are provided with a plurality of groups and are arranged on the top wall and the side wall of the sterilizing transition chamber (12) in an array mode.
6. The clean fresh air purification unit for operating rooms of claim 2, wherein: the control switch (124) for controlling the first ultraviolet germicidal lamp (121) to be turned on and off is arranged on the inspection room door of the sterilizing transition chamber (12), and when the inspection room door of the sterilizing transition chamber (12) is in an opening state, the first ultraviolet germicidal lamp (121) is turned off.
7. The clean fresh air purification unit for operating rooms of claim 1, wherein: and a plurality of second ultraviolet germicidal lamps (31) are arranged on one side of the return air inlet pipe (3) close to the air handling unit (1).
8. The clean fresh air purification unit for operating rooms of claim 1, wherein: the air supply pipes (4) are provided with a plurality of groups and are respectively communicated with different operating rooms through static pressure boxes (5), and all the air supply pipes (4) are provided with control valves (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020960382.3U CN212481513U (en) | 2020-05-29 | 2020-05-29 | Fresh air purification unit for clean operating room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020960382.3U CN212481513U (en) | 2020-05-29 | 2020-05-29 | Fresh air purification unit for clean operating room |
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| Publication Number | Publication Date |
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| CN212481513U true CN212481513U (en) | 2021-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020960382.3U Active CN212481513U (en) | 2020-05-29 | 2020-05-29 | Fresh air purification unit for clean operating room |
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| CN (1) | CN212481513U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508802A (en) * | 2022-01-12 | 2022-05-17 | 深圳市威大医疗系统工程有限公司 | Air purification device of operation toilet |
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2020
- 2020-05-29 CN CN202020960382.3U patent/CN212481513U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508802A (en) * | 2022-01-12 | 2022-05-17 | 深圳市威大医疗系统工程有限公司 | Air purification device of operation toilet |
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